[Table/Fig-3]:
Relation between age group and gingivitis
| Age Group | Healthy | Mild Gingivitis | Moderate Gingivitis | CHI-Sq. | p-value |
|---|---|---|---|---|---|
| 12 year | 232 (51.0%) | 289 (49.5%) | 550 (47.5%) | 0.387 | 0.824 |
| 15 year | 223 (49.0%) | 295 (50.5%) | 32 (52.5%) | ||
| Total | 455 | 584 | 61 |
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